package Test;

import java.util.HashMap;
import java.util.Map;

public class Solution {

    public void test(){

        HashMap<Integer, Integer> map = new HashMap<>();
        map.put(1,1);
        for(Map.Entry<Integer, Integer> entry : map.entrySet()){
            System.out.println(entry.getKey()+" "+entry.getValue());
        }

    }
}
